Because you like Hal 9000 in 2001: A Space Odyssey
Miles Morales was bitten by a radioactive spider, put on the webbed spandex, and beat up his first bad guy before his voice changed. See them in Marvel Cinematic Universe.
Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.
Trevor Phillips is an unpredictable maniac who tortures people for no reason. See them in Grand Theft Series.
Oliver Tate is extremely articulate but hopelessly awkward. That's not a recipe for teenage happiness. See them in Submarine.
Connor Walsh is arrogant enough to think he's the smartest guy in the room, and quick-witted enough to prove that he is. See them in How to Get Away with Murder.
Marshall Eriksen is a lawyer in love who is enjoying life. See them in How I Met Your Mother.
Violet Parr is an angsty teen would love to become even more invisible than her superpowers allow. See them in The Incredibles.
How lucky are we that Arthur Curry, the King of Atlantis, hasn't taken over the surface world? Very! See them in DC Extended Universe.
Rogue's touch is literally deadly, and she's trying to learn from the older mutants how to manager her powers. See them in X-Men Series.
Sidney Prescott is trying to return to life as a regular, teenage girl – one who doesn't cause rooms to go silent when she walks in. See them in Scream.
Gruff and efficient, Sam Fisher protects a nation that can never admit he exists. See them in Tom Clancy's Splinter Cell.
With each reboot, Janet progresses more and becomes capable of human emotions. See them in The Good Place.